728804919 is an odd 9-digits composite number following 728804918
and preceding 728804920 . In scientific notation, it is written as 7.28804919 × 10^8.
The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors.
There are 485869944 positive integers (up to 728804919) that are relatively prime to 728804919.
728804919 has 4 divisors, whose sum is 971739896
The reverse of 728804919 is 919408827
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
seven hundred twenty-eight million eight hundred four thousand nine hundred nineteen
Scientific notation
7.28804919 × 10^8
Engineering notation
7.28804919 × 10^6
Prime Factorization
3 × 242934973
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
728804919
Product of the distinct prime numbers
The prime factorization of 728804919 is 3 × 242934973.
Since it has a total of 2 prime factors.
2 , 6 , 27 , 81 , 566 , 384 , 7312 , 7051 , 96319 , 3660 , 612072 , 848394 , 3954000 , 6434969 , 68900606 , 33449105 , 187764848 , 827721540 , 6439225591 , 4688065831
n×2
1457609838
n×3
2186414757
n×4
2915219676
n×5
3644024595
n÷2
364402459.5
n÷3
242934973
n÷3
182201229.75
n÷5
145760983.8
n2
531156609958596561
n3
3.8710955009719E+26
n4
2.8212734430271E+35
n5
2.0561579631222E+44
2 √n
26996.387147172
3 √n
899.919712591
4 √n
164.3057733227
5 √n
59.227344208779
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-728804918
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 728804919 can be divided by 4 positive divisors.
The sum of these divisors (counting 728804919) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011011100001010111000110111
3
Ternary
1212210101010101210
4
Quaternary
223130022320313
5
Quinary
2443033224134
6
Senary
200152452503
8
Octal
5334127067
10
Decimal
728804919
12
Duodecimal
1840aa133
16
Hexadecimal
2b70ae37
20
Vigesimal
b7f0c5j
36
Base36
c1wth3
md5
52ca278b997618162085ee0ba716c129
sha1
4bfd80f8f110da649cf209c142beece0e6b63bd0
sha256
1736e0793686ea3decffadc4b02d15300e69c5b5561b54a08fe69309c6163e3d
sha512
ae96bd8a73f46f9e619def9fff4e5eeb30c2d5a15b741cd3bce8b6d92d60dd4589d5a365bfea60391db57b48f42ee1bf022d00e731b18be30fb68e8dcc44141c
ripemd-160
cf0f76c1dd432545ce44f58e260a6ce3f252e3f2
Diameter
1457609838
Circumference
4579216358.861
Area
1.6686777037516E+18
Volume
1.6215206916264E+27
Surface area
6.6747108150063E+18
Circumference
4579216358.861
Perimeter
2915219676
Area
531156609958596561
Diagonal
1030685800.774
Surface area
3186939659751579366
Volume
3.8710955009719E+26
Space diagonal
1262327148.5141
Perimeter
2186414757
Area
2.2999755880608E+17
Altitude
631163574.25706
Surface area
2.2999755880608E+17
Volume
4.5621297989299E+25
Height
343561933.59134